PCI DSS 4.0.1 Section 11.6.1: How Visualping Simplifies Compliance

PCI DSS 4.0.1 Section 11.6.1 is a new requirement that detects unauthorized changes on payment pages to prevent web-skimming attacks.

This specific mandate poses a fresh challenge for professionals responsible for PCI compliance: how can you continuously monitor your e-commerce payment pages for tampering without overwhelming resources? Starting March 31, 2025 (when PCI DSS 4.0.1’s future-dated requirements become mandatory), organizations must have a change-detection mechanism for payment pages. Rather than discussing broad PCI compliance strategies, we’ll zero in on Visualping’s capabilities to meet Section 11.6.1 requirements and why it’s an ideal tool for compliance teams.

Understanding PCI DSS 4.0.1 Section 11.6.1 Requirements

PCI DSS 4.0.1 Section 11.6.1 focuses on detecting and responding to unauthorized changes on payment pages. It requires organizations to deploy a change- and tamper-detection mechanism to alert personnel to unauthorized modifications in the payment page’s content or security elements. This includes changes to critical HTTP headers and any script or content on the payment page as received by the consumer’s browser. The goal is to ensure that malicious code (like e-commerce skimming scripts) cannot be added to a checkout or payment page without triggering a timely alert and that no protective script is removed without notice.

Key points of Section 11.6.1: Organizations must monitor their payment pages at least weekly (i.e. every seven days, or more frequently based on risk) for unauthorized changes. If a change is detected that could affect cardholder data security – for example, a new suspicious JavaScript snippet or a removed Content Security Policy (CSP) header – an alert should be generated promptly so staff can respond. In simpler terms, PCI 11.6.1 mandates proactive, continuous surveillance of your payment page’s content for signs of tampering. This requirement was introduced to combat the rise of Magecart-style attacks (web skimmers) and ensure silent modifications on their payment sites don’t blindside businesses. Compliance professionals must implement a solution that can reliably perform this detection without manual intervention since manually checking every line of code on a page each week is impractical.

Challenges in Meeting 11.6.1 Compliance

Implementing Section 11.6.1 can be challenging for many organizations because it extends beyond traditional server security into the client-side environment (the user’s browser). Some common hurdles include:

• Dynamic Content and Third-Party Scripts: Modern payment pages often pull content and scripts from multiple sources (payment gateways, analytics, tag managers, etc.). Changes can occur anytime, sometimes by third parties, making it hard to know if a new script or code change is malicious or authorized. Traditional file-integrity monitoring tools might miss changes that happen in the browser context.
• Manual Monitoring is Not Feasible: The requirement calls for frequent (at least weekly) checks of page content and headers. Manually reviewing the payment page’s HTML/JavaScript every week – or after every update – is error-prone and time-consuming. Compliance teams need automation to handle this task consistently.
• Ensuring Timely Alerts: Detecting a change is not enough; you must be alerted in time to respond. A delay in discovering a malicious change (like a card-skimming script) could lead to a breach of cardholder data. The difference between finding an issue immediately versus days later can mean huge financial and reputational impacts. Ensuring the monitoring system reliably sends alerts to the right people is critical.
• False Positives vs. Missed Changes: Tuning the monitoring to catch security-relevant changes without bombarding the team with alerts for every minor edit is tricky. For example, a slight text change on a page is likely harmless, whereas a

  <script>

  tag or CSP header change is critical. A compliance solution needs to distinguish or at least allow tuning, so that important alerts stand out.
• Technical Integration and Overhead: Some approaches to comply with 11.6.1 involve adding custom scripts to pages or complex Content Security Policy reporting. These can require development effort and may impact site performance or user experience. Organizations may lack in-house expertise to implement such client-side security measures quickly.

Given these challenges, many businesses are looking for a straightforward, reliable way to satisfy 11.6.1. Visualping is a specific website change detection tool that automates change detection with minimal effort and high accuracy.

Implementing Visualping for PCI 11.6.1 Compliance

One of the strengths of Visualping is how quickly you can get it up and running for compliance. Here’s a simple step-by-step on implementing Visualping to fulfill Section 11.6.1:

1. Identify Your Payment Pages: List all pages where cardholder data entry or payment processing occurs. This includes the main payment page (e.g. checkout page) and any payment-related iframes or third-party hosted payment forms that the customer’s browser loads. (PCI 11.6.1 applies to the content “as received by the consumer browser,” so if your payment page is an iframe from a processor, you should monitor the parent page and possibly coordinate with the processor on their page monitoring.)

2. Set Up Monitoring Jobs: In the Visualping dashboard, create a new monitoring job for each identified page. Enter the URL of the payment page, and if needed, use Visualping’s advanced actions to extract the page's code to monitor.
   Give each job a clear name (e.g., “Checkout Page – Prod site”) so you can track it easily. If authentication is required to view the page, Visualping offers options to handle login sessions, or you might use an API if necessary.

3. Configure Frequency to Weekly or Better: Set the check interval for each job. At a minimum, choose weekly (every 7 days) to meet the requirement. Visualping allows custom schedules; for example, you could select every Monday at 2 AM. Many organizations opt for daily checks at off-peak hours, which far exceeds compliance requirements and gives quicker notice of issues. The frequency can be adjusted later based on experience or changing risk factors.

4. Add 'Script' actions in the Visualping dashboard under 'Perform Actions':

To Display Inline Code, use a 'Script' as an advanced action in the Visualping dashboard. You can use this code below.

// Create a new div element and set its id attribute var sourceCodeContainer = document.createElement('div'); sourceCodeContainer.setAttribute('id', 'sourceCodeContainer');

// Set the innerHTML of the sourceCodeContainer to the HTML source code sourceCodeContainer.innerText = htmlSourceCode;

// Replace the current page content with the source code document.documentElement.innerHTML = '<!DOCTYPE html>' + '<html lang="en">' + '<head>' + '<meta charset="UTF-8">' + '<meta name="viewport" content="width=device-width, initial-scale=1.0">' + '<title>Source Code Container</title>' + '</head>' + '<body>' + '<div>' + sourceCodeContainer.outerHTML + '</div>' + '</body>' + '</html>'; }

// Call the function to replace the current page content with the HTML source code replacePageContentWithSourceCode();

To Extract HTTP Headers of current page, use a 'Script' as an advanced action in the Visualping dashboard. You can use this code below.

  method: 'GET',
  headers: {
    'Accept': 'application/json', 
  }
})
  .then(response => {
    // Clear the body content
    document.body.innerHTML = '';

    // Check if the response is valid (status 200-299)
    if (!response.ok) {
      throw new Error('Network response was not ok');
    }

    // Extract all headers
    const headers = [...response.headers.entries()];

    // Filter out "Date" and "Expires" headers
    const filteredHeaders = headers.filter(([key, value]) => 
      key.toLowerCase() !== 'date' && key.toLowerCase() !== 'expires'
    );

    // Create a string that contains all header names and values
    let headersHTML = '<h3>Response Headers</h3><ul>';
    filteredHeaders.forEach(([key, value]) => {
      headersHTML += `<li><strong>${key}</strong>: ${value}</li>`;
    });
    headersHTML += '</ul>';

    // Append the headers to the body of the page
    document.body.innerHTML = headersHTML;
  })
  .catch(error => {
    // Clear the body content before appending error message
    document.body.innerHTML = '';

    document.body.innerHTML = `<p style="color: red;">Error: ${error.message}</p>`;
    console.error('Error fetching data:', error);
  });

Tips for PCI DSS Section 11.6.1 Best Practices

1. Set Up Alerts and Recipients: Specify who should be notified when a change is detected. You can add email addresses for all relevant team members (e.g., compliance officer, security analyst, IT manager). If you use Slack or Teams, set up the integration so alerts post to a channel (for example, a #pci-alerts channel). Ensure that at least one method will reach your 24/7 incident response personnel if you have such rotation. Test the notification setup using Visualping by triggering a known change to ensure everyone receives the alert.

2. Baseline and Authorize Known Content: When you start monitoring a page, Visualping will compare against the current state as a baseline. It’s wise to document or take note of what’s supposed to be on that page (the approved scripts and content). That way, if Visualping’s first alert highlights changes, you can quickly verify if they were expected (perhaps a deployment happened the same day) or not. Once the initial setup is stable, any new alert typically means a deviation from that baseline. Make sure your development team communicates when they legitimately update the payment page, so you can expect an alert and mark it as an authorized change.

3. Respond to Alerts Promptly: Define an internal process for what to do when Visualping triggers an alert. It’s not enough for PCI DSS to have the tool – you also need an incident response plan. For instance, your process might be as follows: When an alert is received, the security analyst on duty will immediately review the Visualping snapshot to identify the change. If suspicious (unauthorized script or change), they will isolate the code, block it if possible (e.g., take the page offline or revert to last known good state), and escalate to the incident response team. Meanwhile, the compliance officer should document the event, what was found, and actions taken, as evidence of compliance and due diligence. Visualping’s detailed alert information significantly speeds up this analysis, making it possible to respond within hours or less.

4. Continuous Improvement: Over time, refine your Visualping settings. You might discover specific patterns (like your marketing team updates a banner weekly, causing benign alerts). You can adjust the monitored area or use Visualping’s ignore filters to skip known benign changes (for example, ignoring changes in a specific

   <div id="promo-banner">

   section). Also, stay updated with Visualping’s new features – e.g., if new AI capabilities or integrations are introduced, leverage them to enhance your monitoring. Keep an eye on PCI DSS guidance too; if the standards evolve (perhaps offering more clarity on what “security-impacting” changes to watch), ensure your Visualping configuration is aligned.

By following these steps, implementing Visualping for Section 11.6.1 becomes a manageable project rather than a daunting task. Many compliance professionals are pleasantly surprised that a technically complex requirement (monitoring client-side changes) can be addressed with an off-the-shelf solution like Visualping without a long deployment cycle.

Visualping’s Solution for PCI DSS 4.0.1 Section 11.6.1

Visualping is a leading website change detection and alerting service – used by many enterprises (over 85% of Fortune 500 companies) – that can be repurposed as a powerful tool for PCI 11.6.1 compliance. Here’s how Visualping addresses the requirement:

• Automated Payment Page Monitoring: Visualping can monitor your e-commerce payment pages and checkout forms for any changes. You simply provide the URL of the page (or multiple pages, including those hosted by third-party payment processors or iframes) and set Visualping to watch it. The platform will regularly load the page (much like a synthetic user or browser would) and capture its content. This approach aligns perfectly with PCI 11.6.1’s intention of evaluating the page “as received by the consumer browser.” Visualping essentially acts as an automated customer, checking your payment page’s code and content to see if anything unexpected appears or disappears.

• Timely Alerts Within Required Intervals: With Visualping, you can configure how frequently the page is checked – for PCI compliance, most teams choose at least a weekly scan to meet the “at least once every seven days” rule. However, Visualping allows for much shorter intervals if desired: you could run daily checks or even multiple times per day for high-security environments. If Visualping detects an unauthorized change, it will send an alert immediately. This ensures that your team gets notified well within the required timeframe. Instead of discovering a malicious change weeks later, Visualping can alert you potentially within minutes or hours of the change, depending on your settings. Scheduling scans flexibly means you can tailor the monitoring frequency based on your risk analysis (PCI DSS 4.0.1 lets entities increase frequency if risk warrants it).

• Comprehensive Change Detection (Scripts, HTML, and Headers): Visualping doesn’t just look at visible text – it can be set to monitor the underlying HTML and detect code changes, including JavaScript. Any new script tag, altered JavaScript file, or modified HTML element will be captured when it loads your payment page. For example, if an attacker injects a malicious

  <script>

  into your checkout page’s code, Visualping’s comparison engine will flag that code difference. In short, Visualping provides the broad coverage needed – from visible content to the invisible code – to catch any “security-impacting” changes on the page. This meets the Section 11.6.1 goal of monitoring the payment page for unauthorized modifications that could affect security.

• Instant, Multi-Channel Notifications: A core strength of Visualping is its alert system. Visualping will send notifications to your designated recipients when a change is detected. You can receive email, SMS, Slack, Microsoft Teams, webhooks or API alerts, ensuring the message reaches your compliance/security team through your preferred channel. The alert includes a snapshot of the page highlighting exactly what changed – for example, it will show the added line of script or the altered text highlighted in context. This immediate insight lets your team quickly assess if the change is benign (e.g., a planned content update) or suspicious (e.g., an unknown script). Timely alerts with actionable detail are essential for complying with 11.6.1, because it’s not just about detecting changes, but also responding promptly. With Visualping, the response can be triggered as soon as an alert is received, minimizing the window of exposure.

• Noise Reduction with Targeted Monitoring: One concern in change monitoring is getting too many alerts for trivial changes. Visualping offers features to target specific areas of a webpage or filter out changes that don’t matter to you. For instance, if your payment page has a banner or dynamic advertisement that changes frequently (unrelated to payment security), you can configure Visualping to ignore that section. Conversely, you might focus monitoring on the payment form section or the

  <head>

  section where scripts are loaded. By honing in on the parts of the page that are security-critical, Visualping helps reduce false positives. In addition, Visualping’s built-in AI change relevance can help flag whether a change seems significant. This means your team isn’t overwhelmed with noise and can focus on genuine alerts that potentially indicate unauthorized tampering. The result is a high signal-to-noise ratio – a crucial factor for busy compliance professionals.

• Easy Deployment – No Code Changes Needed: Unlike some solutions for 11.6.1 (such as embedding custom scripts or implementing CSP report URIs), Visualping requires no changes to your website’s code. It operates entirely externally as a cloud-based service. To start monitoring, you don’t need to install any software on your servers or inject JavaScript into your pages (which could introduce complexity or performance considerations). This non-intrusive approach is a huge advantage: you can set up Visualping via its web interface in minutes. Enter the page URL, choose the area (full page or specific element) to monitor, and set your schedule and alert preferences. This means you can achieve compliance quickly, even with limited development support. Visualping’s ease of use makes it a very agile solution for PCI 11.6.1. If you spin up a new payment page tomorrow or switch payment providers, you can immediately point Visualping to the new page without developing new detection scripts.

• Detailed Change History and Audit Trail: Visualping keeps a history of changes detected on your pages, including timestamps (upon request) and what exactly changed. This serves as a valuable audit trail for PCI compliance. During a PCI DSS assessment, you can provide evidence of your 11.6.1 controls by showing the logs or reports from Visualping. These records demonstrate that you have been continuously monitoring the payment page and have alerts generated for any changes. For internal compliance tracking, the history helps review past changes. For example, you can confirm that all changes were indeed reviewed and authorized (or if an unauthorized change happened, you can document how it was addressed). Auditors and QSAs will be interested in the tool and proof that it’s being used effectively; Visualping’s reports and logs can provide that proof.

• Collaboration and Workflow Integration: Visualping’s platform includes team collaboration features and integration capabilities useful for compliance workflows. You can invite team members (e.g., from compliance, IT security, development) to the Visualping dashboard so they can all see alerts and change snapshots. This way, when an alert comes in, multiple stakeholders can quickly jump on the issue – for instance, the security team can investigate the change. At the same time, the compliance officer documents the incident. Moreover, via API and webhook integrations, Visualping can feed into your existing incident response systems or ticketing tools. You could configure it so that a detected change automatically creates a ticket in your IT service management tool or sends a notification to a security operations center. This seamless integration ensures that the alert doesn’t just sit in an inbox – it becomes part of your established response process. A defined process to respond to 11.6.1 alerts (with Visualping as the trigger) will strengthen your overall PCI compliance program.

Visualping acts as an always-on guardian for your payment pages. It monitors for unauthorized changes (Section 11.6.1’s core requirement), alerts your team immediately, and provides the context needed to respond. It accomplishes this without requiring development changes or complex setup, which means you can address this PCI DSS requirement faster and with confidence. Next, we’ll highlight the key features Visualping offers that make all the above possible.

Strengthening Your PCI Compliance Posture

While Section 11.6.1 is our focus, it’s worth noting that using Visualping can bolster other aspects of your PCI compliance and security program. For instance, Visualping can monitor your marketing website for unauthorized content changes (useful for brand protection) or watch third-party partner sites for changes that might affect your compliance (as part of requirement 12.8 on service provider monitoring). The internal linking of Visualping’s capabilities across compliance and security needs means you can reap additional benefits once you have it in place for 11.6.1. Visualping becomes a central compliance monitoring tool in your arsenal – versatile enough to catch a defacement on your homepage and a script injection on your payment page. This unified approach can simplify your overall compliance operations.

Additionally, integrating Visualping results into your compliance reports provides a narrative for assessors: you can demonstrate, with Visualping’s evidence, how you monitor and maintain the integrity of your payment pages. This expert-driven, structured monitoring process (with a human-verified response loop) shows that your organization takes a proactive stance on security – which is what PCI DSS intends to create. The slight human touch Visualping enables (through easy review of changes and collaborative analysis) ensures that technology and people work hand-in-hand to secure cardholder data.

PCI DSS 4.0.1 Section 11.6.1 doesn’t have to be a headache. With Visualping, compliance teams have a powerful ally to automate payment page change detection and get ahead of potential security threats. Visualping’s ease of use, flexible alerting, and focused monitoring capabilities mean you can meet this requirement quickly and reliably without overburdening your team.

Instead of worrying about how to catch elusive client-side attacks, you can trust that Visualping is watching your payment pages like a hawk – and will immediately notify you if something’s amiss. By integrating Visualping into your PCI compliance strategy, you’re satisfying the 11.6.1 requirement and enhancing the overall security of your customer data.

Ready to fortify your payment pages against tampering?

Book a demo today to see how Visualping can help your organization stay PCI DSS 4.0.1 Section 11.6.1 compliant. Here’s to staying one step ahead in the security game!

FAQ: PCI DSS 4.0.1 Section 11.6.1 and Visualping

Q: What is PCI DSS 4.0.1 Section 11.6.1?
A: PCI DSS 4.0.1 Section 11.6.1 is a specific requirement in the Payment Card Industry Data Security Standard. It mandates e-commerce businesses to detect and alert on any unauthorized changes to their payment pages. In practice, it requires deploying a change-detection mechanism to monitor payment page content and HTTP headers (as delivered to customers’ browsers) at least weekly. The goal is to catch things like malicious JavaScript injections (e.g., Magecart attacks) or remove security scripts/headers on those pages and to alert responsible personnel promptly so they can respond. This requirement was introduced in PCI DSS v4.0 to strengthen client-side security and becomes effective on March 31, 2025, for all entities under PCI DSS compliance. It’s essentially about ensuring your checkout or payment page hasn’t been tampered with in ways that could compromise cardholder data.

Q: Why is Section 11.6.1 so important for e-commerce security?
A: Section 11.6.1 addresses a growing threat vector: the client side of web applications. Traditionally, businesses secured their servers and networks. Still, attackers found ways to inject malicious code into the front-end – for example, by compromising a third-party script that a payment page loads. This malicious code can skim credit card details in real time, even if your backend is secure. Such attacks have led to significant breaches. Section 11.6.1 is important because it forces organizations to watch for these sneaky changes. By detecting unauthorized modifications (like an unexpected script file appearing on your payment page), you can catch a potential breach in progress and shut it down before too much damage is done. It’s a proactive measure – instead of finding out weeks or months later that your customers’ cards were stolen, you get an alert possibly within hours of the attack starting. In summary, 11.6.1 is about protecting the last mile of the payment process - the user’s browser.

Q: How does Visualping help with PCI DSS 4.0.1 Section 11.6.1 compliance?
A: Visualping serves as the “change- and tamper-detection mechanism” that Section 11.6.1 calls for. It automates monitoring your payment page and will immediately alert you to any changes, fulfilling the core requirement of 11.6.1. Specifically, Visualping will regularly (on whatever schedule you set, e.g., daily or weekly) load your payment page and compare the current content to the last known good version. If it detects an unauthorized change – say, a new script included in the code or a modification to the page’s HTML – Visualping will send an alert to your team (via email, SMS, Slack, etc.). By implementing Visualping, you are essentially ticking the box for having a formal change-detection solution for your payment pages. During a PCI audit, you can show that Visualping monitors the pages and that you have processes to review its alerts. Visualping makes compliance easier because it’s purpose-built for detecting website changes: it catches what PCI cares about (like script/content changes). It gives you the evidence and notifications needed to respond. In short, Visualping is a practical tool to achieve and maintain compliance with 11.6.1 without building a custom solution from scratch.

Q: Do I need to add any code or script to my site to use Visualping for 11.6.1?
A: No, you need not add any code to your website to use Visualping. Visualping works externally by scanning your web page from the cloud (much like a user visiting your site). This is a huge advantage because some other compliance approaches might require inserting a monitoring script or adjusting your Content Security Policy to report changes, which can be complex. With Visualping, you simply configure it through its online interface – point it to the URL of your payment page – and it will start monitoring that page for changes. There’s no impact on your website’s performance or code. This “zero-code” deployment means you can get up and running quickly, and it avoids the risk of introducing new vulnerabilities through additional scripts. Visualping acting as an external watcher aligns with PCI’s guidance that an entity should use techniques to detect unexpected script activities without installing software on customer browsers or heavily modifying their own site. So, it’s not only easier, but it’s also in line with the intent of the requirement.

Q: How often should I set Visualping to check our payment page?
A: PCI DSS 11.6.1 requires that you evaluate changes at least once every seven days (weekly). At a minimum, set Visualping to run a check weekly on each payment page. However, many organizations choose to be more aggressive for better security – for example, running Visualping daily or even multiple times per day. The correct frequency can depend on your risk appetite and how often your page legitimately changes. A good starting point is daily checks, which ensures that even if something happens, at most 24 hours go by before it’s caught. Daily is fine if your page rarely changes (only during planned deployments) and won’t create noise except when something truly changes. Visualping makes it easy to adjust the frequency, so you might start with daily and adapt if you find it too noisy or, conversely, if you want even faster detection. Also note that PCI allows more frequent checks based on targeted risk analysis – meaning if you consider the payment page high-risk, more frequent monitoring is justified. Daily or near-real-time monitoring is a great way to exceed the requirement and maximize security, and Visualping can handle that without issue.

Q: Will Visualping’s monitoring generate a lot of alerts? How do we manage them?
A: Visualping will generate an alert whenever it detects a change on the monitored page. The volume of alerts depends on how often your payment page content changes and how you’ve configured the monitoring. If your payment page is relatively static (which is usually the case, aside from occasional updates or deployments), you should receive alerts only when something truly changes. You can use Visualping’s features like element selection and content filtering to ensure you aren't alerted on irrelevant changes. For instance, if a small piece of text (unrelated to security) changes frequently, you can have Visualping ignore that. The aim is to configure it to make any alert you receive worth reviewing. Internally, it’s best to have a procedure: when an alert comes, someone (e.g., a security analyst) checks the change. If it’s an approved change, they can note it; if it’s suspicious, they escalate it.

Q: Is Visualping itself secure and compliant in our PCI environment?
A: Yes, Visualping is designed with security in mind and is used by many enterprises in regulated industries. Importantly, Visualping’s service does not intrude into your actual systems; it observes from the outside. It doesn’t need access to cardholder data or your internal network – it’s simply looking at the web page as any browser would. Visualping doesn’t bring new risks into your cardholder data environment (CDE). All it needs is the publicly accessible URL of your page (or an authenticated access if your page is behind login, which can be handled securely). Visualping transmits data (the page content and screenshots) to you over secure channels and stores change history in your account. Deploying Visualping does not affect your PCI scope significantly since it operates externally and doesn’t process sensitive card data; it’s a monitoring tool. Many companies treat Visualping as a trusted cloud service provider for compliance-related monitoring and integrate it accordingly.

Q: Can Visualping completely replace other security measures for 11.6.1 (like CSP or script integrity)?
A: Visualping provides the core functionality that 11.6.1 seeks – detecting unauthorized changes to your payment page – and in that sense, it can fulfill the requirement on its own as the mandated mechanism. However, it’s best to think of Visualping as one layer in your security defense. Other measures like Content Security Policy (CSP) and Subresource Integrity (SRI) can further harden your pages by preventing or limiting what scripts can do, but they are preventive controls. Visualping is a detective control – it catches anything that slips through. For compliance with 11.6.1, you are not required to implement CSP or SRI; you just need a change-detection and alerting mechanism (which Visualping is). That said, using Visualping in combination with strong CSP policies, SRI hashes for your scripts, and other client-side security practices will give you the best security posture. CSP might stop some attacks outright, and Visualping will catch any that bypass CSP or any changes to the CSP itself. So, while Visualping could be the only thing you deploy to meet the letter of 11.6.1, we recommend a defense-in-depth approach for security. The good news is Visualping complements these other measures nicely and requires little effort relative to them. Suppose you cannot implement CSP/SRI immediately (since those can require code changes and extensive testing). In that case, Visualping can act as a safety net, ensuring you have the visibility required by PCI.

Q: How do we show our PCI auditor that we comply with 11.6.1 using Visualping?
A: During a PCI DSS audit or assessment, you’ll want to demonstrate two things: (1) that you have a mechanism in place to detect changes (the technical solution), and (2) that you have processes to respond to and manage those alerts (the operational procedure). With Visualping, you can show the auditor your configured monitoring jobs for the payment pages. For example, you might walk them through the Visualping dashboard: show the payment page URL being monitored, the frequency set to weekly/daily, and perhaps even trigger a sample check to illustrate how an alert is generated. You should also have documentation (or evidence) of alerts that have occurred and what was done. Visualping’s change history logs can serve as evidence – you can pull up the log of changes detected over the past months. If there were no unauthorized changes, that is fine; any authorized changes would show you reviewed them. It’s a good idea to keep a simple record (spreadsheet or ticketing system entries) of Visualping alerts: e.g., “On Sept 1, 2025, Visualping alerted a change in file checkout.js – investigated, turned out to be planned update, marked as resolved.” This demonstrates to the assessor that you have the tool (Visualping), actively use it, and have an incident response tied to it. Always tie it back to the requirement: explicitly mention in your PCI documentation that Visualping is used to meet Requirement 11.6.1 by monitoring payment page content and alerting on unauthorized changes. This makes it clear to the auditor that this control is covered.